MX2021004177A - Aparato y método para desbloquear filtro en codificación de video. - Google Patents

Aparato y método para desbloquear filtro en codificación de video.

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Publication number
MX2021004177A
MX2021004177A MX2021004177A MX2021004177A MX2021004177A MX 2021004177 A MX2021004177 A MX 2021004177A MX 2021004177 A MX2021004177 A MX 2021004177A MX 2021004177 A MX2021004177 A MX 2021004177A MX 2021004177 A MX2021004177 A MX 2021004177A
Authority
MX
Mexico
Prior art keywords
deblocking filter
video coding
modified
sample values
image
Prior art date
Application number
MX2021004177A
Other languages
English (en)
Inventor
Semih Esenlik
Jianle Chen
Zhijie Zhao
Biao Wang
Anand Meher Kotra
Han Gao
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of MX2021004177A publication Critical patent/MX2021004177A/es

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

La presente invención se refiere al campo del procesamiento de imagen. Especialmente, la invención trata el mejoramiento del filtro de desbloqueo de un dispositivo de procesamiento de imagen. Se modifica a lo sumo un número MA de valores de muestra del primer bloque de imagen adyacente al borde de bloque, y se modifica a lo sumo un número MB de valores de muestra del segundo bloque de imagen adyacente al borde de bloque, en donde MA < MB.
MX2021004177A 2018-10-12 2019-10-14 Aparato y método para desbloquear filtro en codificación de video. MX2021004177A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862745262P 2018-10-12 2018-10-12
US201862768074P 2018-11-15 2018-11-15
PCT/US2019/056165 WO2020077351A1 (en) 2018-10-12 2019-10-14 Apparatus and method for deblocking filter in video coding

Publications (1)

Publication Number Publication Date
MX2021004177A true MX2021004177A (es) 2021-09-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021004177A MX2021004177A (es) 2018-10-12 2019-10-14 Aparato y método para desbloquear filtro en codificación de video.

Country Status (11)

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US (2) US11683533B2 (es)
EP (1) EP3857897A4 (es)
JP (2) JP7326439B2 (es)
KR (2) KR20230162161A (es)
CN (4) CN113228686B (es)
AU (1) AU2019359490B2 (es)
BR (1) BR112021006909A2 (es)
CA (1) CA3115982A1 (es)
IL (1) IL282246A (es)
MX (1) MX2021004177A (es)
WO (1) WO2020077351A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3782371A4 (en) * 2018-03-30 2021-12-22 Sharp Kabushiki Kaisha SYSTEMS AND PROCEDURES FOR THE APPLICATION OF UNBLOCKING FILTERS ON RECONSTRUCTED VIDEO DATA
KR20210096251A (ko) 2019-12-24 2021-08-04 텔레폰악티에볼라겟엘엠에릭슨(펍) 적응 루프 필터링을 위한 가상 경계 프로세싱
CN114071049B (zh) * 2022-01-13 2022-05-10 广州匠芯创科技有限公司 图像缩放方法、装置及存储介质
CN116740579B (zh) * 2023-08-15 2023-10-20 兰陵县城市规划设计室 一种国土空间规划数据智能采集方法

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US7197194B1 (en) * 2001-05-14 2007-03-27 Lsi Logic Corporation Video horizontal and vertical variable scaling filter
US20060002475A1 (en) * 2004-07-02 2006-01-05 Fuchs Robert J Caching data for video edge filtering
US8619880B2 (en) 2007-10-10 2013-12-31 Qualcomm Incorporated Universal blockiness correction
KR101701342B1 (ko) * 2009-08-14 2017-02-01 삼성전자주식회사 적응적인 루프 필터링을 이용한 비디오의 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
EP2664139A2 (en) * 2011-01-14 2013-11-20 Telefonaktiebolaget LM Ericsson (PUBL) A method for deblocking filter control and a deblocking filtering control device
KR102166220B1 (ko) 2011-06-28 2020-10-15 소니 주식회사 화상 처리 장치 및 화상 처리 방법
US8964833B2 (en) * 2011-07-19 2015-02-24 Qualcomm Incorporated Deblocking of non-square blocks for video coding
WO2013042884A1 (ko) * 2011-09-19 2013-03-28 엘지전자 주식회사 영상 부호화/복호화 방법 및 그 장치
WO2013058520A1 (ko) * 2011-10-18 2013-04-25 엘지전자 주식회사 인트라 예측 방법 및 그 장치
US9167269B2 (en) 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
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JP2018107500A (ja) * 2016-12-22 2018-07-05 キヤノン株式会社 符号化装置、符号化方法及びプログラム、復号装置、復号方法及びプログラム
WO2018123423A1 (ja) 2016-12-28 2018-07-05 ソニー株式会社 画像処理装置及び画像処理方法

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Publication number Publication date
JP7326439B2 (ja) 2023-08-15
CN113228686A (zh) 2021-08-06
EP3857897A4 (en) 2022-03-23
CA3115982A1 (en) 2020-04-16
CN113228686B (zh) 2022-11-18
CN115988211A (zh) 2023-04-18
KR20210068563A (ko) 2021-06-09
JP2022502976A (ja) 2022-01-11
WO2020077351A1 (en) 2020-04-16
CN116033163A (zh) 2023-04-28
US20230276076A1 (en) 2023-08-31
BR112021006909A2 (pt) 2021-07-20
JP2023159145A (ja) 2023-10-31
US20210235127A1 (en) 2021-07-29
CN116016932A (zh) 2023-04-25
AU2019359490A8 (en) 2021-06-17
KR20230162161A (ko) 2023-11-28
US11683533B2 (en) 2023-06-20
KR102606722B1 (ko) 2023-11-24
EP3857897A1 (en) 2021-08-04
IL282246A (en) 2021-05-31
AU2019359490A1 (en) 2021-05-27
AU2019359490B2 (en) 2023-03-16

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